﻿namespace CompleteNumber
{
    internal class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("1000以内的完数有：");

            for (int i = 2; i <= 1000; i++)
            {
                int sum = 0;
                for (int j = 1; j <= i / 2; j++)
                {
                    if (i % j == 0)
                    {
                        sum += j;
                    }
                }
                if (sum == i)
                {
                    Console.WriteLine(i);
                }
            }
        }
    }
}
